Patents by Inventor Masami Haishima

Masami Haishima has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Fault diagnosis method, fault diagnosis system, and fault diagnosis device for engine
    Patent number: 9151238
    Abstract: In the present fault diagnosis method and the fault diagnosis system for an engine, an external diagnosis device: obtains continuous data on the incidences of misfire by misfiring cylinders from the vehicle's side with regard to the actually occurring misfire or past incidences of misfire; detects a misfire pattern, which is to be classified according to the presence of continuous incidences of misfire, on the basis of the continuous data; and narrows down a fault site in accordance with the misfire pattern.
    Type: Grant
    Filed: February 24, 2012
    Date of Patent: October 6, 2015
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Hiroshi Ito, Masami Haishima, Koji Watanabe, Kensuke Yagi
  • Vehicle diagnostic system, vehicle diagnostic method, and external diagnostic device
    Patent number: 9047719
    Abstract: Provided are a vehicle diagnostic system, a vehicle diagnostic method, and an external diagnostic device that are capable of readily or promptly confirming or diagnosing whether or not a malfunction related to non-execution of idle stop in a vehicle having an idle stop control system has occurred. The external diagnostic device has recorded therein a plurality of idle stop conditions for executing idle stop of an engine in a vehicle. Idle stop conditions that are not fulfilled when idle stop has not executed are displayed in a prescribed display unit, when stopping the vehicle when the external diagnostic device has been connected to the vehicle and the vehicle has been driven.
    Type: Grant
    Filed: October 9, 2012
    Date of Patent: June 2, 2015
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Kensuke Yagi, Masami Haishima, Katsuhisa Doi, Wataru Endo
  • VEHICLE DIAGNOSTIC SYSTEM, VEHICLE DIAGNOSTIC METHOD, AND EXTERNAL DIAGNOSTIC DEVICE
    Publication number: 20140358359
    Abstract: Provided are a vehicle diagnostic system, a vehicle diagnostic method, and an external diagnostic device that are capable of readily or promptly confirming or diagnosing whether or not a malfunction related to non-execution of idle stop in a vehicle having an idle stop control system has occurred. The external diagnostic device has recorded therein a plurality of idle stop conditions for executing idle stop of an engine in a vehicle. Idle stop conditions that are not fulfilled when idle stop has not executed are displayed in a prescribed display unit, when stopping the vehicle when the external diagnostic device has been connected to the vehicle and the vehicle has been driven.
    Type: Application
    Filed: October 9, 2012
    Publication date: December 4, 2014
    Inventors: Kensuke Yagi, Masami Haishima, Katsuhisa Doi, Wataru Endo
  • FAULT DIAGNOSIS METHOD, FAULT DIAGNOSIS SYSTEM, AND FAULT DIAGNOSIS DEVICE FOR ENGINE
    Publication number: 20140020655
    Abstract: In the present fault diagnosis method and the fault diagnosis system for an engine, an external diagnosis device: obtains continuous data on the incidences of misfire by misfiring cylinders from the vehicle's side with regard to the actually occurring misfire or past incidences of misfire; detects a misfire pattern, which is to be classified according to the presence of continuous incidences of misfire, on the basis of the continuous data; and narrows down a fault site in accordance with the misfire pattern.
    Type: Application
    Filed: February 24, 2012
    Publication date: January 23, 2014
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Hiroshi Ito, Masami Haishima, Koji Watanabe, Kensuke Yagi